Available in three different size inlets and outlets

NOTES

NOTE1: I = inlet, O = outlet.

NOTE2: These high-performance items are not eligible for any further discounts or promotional pricing.

For the most aggressive, deep sounding muffler available in the Flowmaster line, the “Super 40 Series” muffler is the one. This two chamber muffler has that classic deep tone with performance to match. It comes in 2-1/4", 2-1/2" and 3" diameter offset inlet and outlet to fit all Pontiacs applications. These mufflers have a case dimension of 5" tall with a 10" width. Get that muscle car sound with these Flowmaster Super 40 Series mufflers.